477860144668 has 24 divisors (see below), whose sum is σ = 845022450272. Its totient is φ = 236426010624.

The previous prime is 477860144653. The next prime is 477860144677. The reversal of 477860144668 is 866441068774.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2206321 + ... + 2413207.

Almost surely, 2^477860144668 is an apocalyptic number.

It is an amenable number.

477860144668 is a deficient number, since it is larger than the sum of its proper divisors (367162305604).

477860144668 is a wasteful number, since it uses less digits than its factorization.

477860144668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212941 (or 212939 counting only the distinct ones).

The product of its (nonzero) digits is 43352064, while the sum is 61.

The spelling of 477860144668 in words is "four hundred seventy-seven billion, eight hundred sixty million, one hundred forty-four thousand, six hundred sixty-eight".